CN214443797U - Automatic feeding machine for nut resistance welding - Google Patents
Automatic feeding machine for nut resistance welding Download PDFInfo
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- CN214443797U CN214443797U CN202120436758.5U CN202120436758U CN214443797U CN 214443797 U CN214443797 U CN 214443797U CN 202120436758 U CN202120436758 U CN 202120436758U CN 214443797 U CN214443797 U CN 214443797U
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- nut
- plate
- fixed
- sheet metal
- automatic feeding
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Abstract
The utility model provides an automatic feeding machine of nut resistance welding, including vibration dish, graduated disk, nut anchor clamps and sheet metal component anchor clamps, the graduated disk left side and the discharge gate butt of vibration dish, the right side is provided with the lower electrode post of welding machine, and nut anchor clamps are located lower electrode post left side top, and sheet metal component anchor clamps are located lower electrode post right side top, and the last electrode post of welding machine is fixed on the welding electrode cylinder, the welding electrode cylinder can be along the reciprocating motion of fore-and-aft direction, is equipped with the centre gripping groove of centre gripping nut on the graduated disk, and the height in centre gripping groove is less than the height of nut; the nut anchor clamps are used for conveying the nut to sheet metal component welded nut's position, and sheet metal component anchor clamps are used for conveying the sheet metal component down on the electrode post. The automatic feeding machine for the nut resistance welding realizes automatic feeding of the nut and the sheet metal part during the nut resistance welding, and realizes welding automation.
Description
Technical Field
The utility model relates to a nut welding process field, concretely relates to autoloader that nut resistance welded.
Background
As a fastener for tightly connecting mechanical equipment, sometimes the nut and a sheet metal part need to be welded by adopting a resistance welding technology, welding current flows through the nut and the sheet metal part after the nut and the sheet metal part are stressed by a spot welding machine, contact resistance is formed at contact points of the two parts, instantaneous thermal welding is further completed under the action of large current, when general nuts are subjected to resistance welding, the sheet metal part and the nut are manually placed on lower electrode columns of the resistance welding respectively, and the processing efficiency of batch production is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an autoloader that nut resistance welded to the not enough of prior art, can realize the automatic unloading of nut and sheet metal component.
In order to achieve the purpose, the utility model provides an automatic feeder of nut resistance welding, including vibration dish, graduated disk, nut anchor clamps and sheet metal component anchor clamps, graduated disk left side and vibration dish discharge gate butt, the right side is provided with the lower electrode post of welding machine, and nut anchor clamps are located lower electrode post left side top, and sheet metal component anchor clamps are located lower electrode post right side top, and the last electrode post of welding machine is fixed on the welding electrode cylinder, the welding electrode cylinder can be along the reciprocating motion of fore-and-aft direction, is equipped with the centre gripping groove of centre gripping nut on the graduated disk, and the height of centre gripping groove is less than the height of nut;
the nut clamp comprises a rotating wheel which is rotatably connected with the supporting plate, a feeding motor which drives the rotating wheel to rotate is fixed on the other side of the supporting plate, a shifting rod is fixed on the periphery of the rotating wheel, the shifting rod is rotatably connected with a movable rod in the vertical direction through a rotating shaft, and a finger cylinder is fixed at the other end of the movable rod;
sheet metal component anchor clamps include the fixed plate, and the action wheel rotates with the fixed plate through driving shaft and driven shaft respectively with from the driving wheel to be connected, and the action wheel realizes the transmission through the drive belt between the follow driving wheel, and the action wheel is rotatory through the rotating electrical machines drive of fixing at the fixed plate lower surface, and lift axle one end is run through from driving wheel, driven shaft, fixed plate and is connected with the grip block, and the other end passes through the connecting plate to be fixed on the jar of lift cylinder is epaxial, the one end that the lift axle was kept away from to the grip block lower surface is fixed with the finger cylinder.
Specifically, the lifting shaft penetrates through two sides of the connecting plate and is fixed with a limiting sheet.
Specifically, the finger cylinder is detachably connected with the clamping plate.
Specifically, the rotating shaft slides in a vertical guide hole formed in the sliding plate, and the sliding plate slides on a horizontal sliding rail formed in the supporting plate.
Specifically, the cylinder body of the lifting cylinder is fixed in a limiting hole of the fixing plate through a limiting ring.
Specifically, the sliding plate slides on the sliding rail through the feeding sliding block, the second limiting blocks are arranged on the left side and the right side of the sliding rail, the top end of the movable rod is provided with an end, the width of the end is wider than that of the movable rod, the first limiting blocks are arranged at two ends of the movable rod on the sliding plate, and the shifting rod on the rotating wheel can only rotate for 180 degrees in a reciprocating mode from a horizontal position.
A autoloader for nut resistance welds that obtains through above-mentioned technical scheme, its beneficial effect is: the automatic feeding of the nut and the sheet metal part is realized by the resistance welding of the nut, and when the nut is conveyed, the lifting and the left-right movement of the nut are realized simultaneously through the rotating wheel, so that the production cost is saved.
Drawings
Fig. 1 is a front view of the automatic feeding machine for nut resistance welding of the present invention.
Fig. 2 is a side view of the automatic feeding machine for nut resistance welding of the present invention.
Fig. 3 is a schematic structural view of the nut clamp of the present invention.
In the figure, 1, a disk is vibrated; 2. an index plate; 21. a clamping groove; 3. a nut clamp; 31. a support plate; 32. a rotating wheel; 33. a deflector rod; 34. a movable rod; 34a, a terminal; 35. a finger cylinder I; 36. a sliding plate; 36a, a guide hole; 36b, a first limiting block; 36c, a feeding slide block; 37. a feeding motor; 38. a slide rail; 39. a second limiting block; 4. a sheet metal part clamp; 41. a lifting cylinder; 41a, a limiting ring; 42. a driving wheel; 43. a driven wheel; 44. a finger cylinder II; 45. a clamping plate; 46. a lifting shaft; 46a, a limiting sheet; 47. a fixing plate; 48. a connecting plate; 49. a transmission belt; 5. a lower electrode column; 6. electrifying the electrode post; 7. a welding electrode cylinder; 8. a chute; 9. and a welding electrode slide block.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, an automatic feeding machine for nut resistance welding comprises a vibration disc 1, an index plate 2, a nut clamp 3 and a sheet metal part clamp 4, wherein the left side of the index plate 2 is abutted to a discharge port of the vibration disc 1, the right side of the index plate is provided with a lower electrode column 5 of a welding machine, the nut clamp 3 is positioned above the left side of the lower electrode column 5, the sheet metal part clamp 4 is positioned above the right side of the lower electrode column 6, an upper electrode column 6 of the welding machine is fixed on an electrode cylinder 7, the electrode cylinder 7 can reciprocate along a front-back direction sliding groove 8 through a sliding block 9, a clamping groove 21 for clamping a nut is arranged on the index plate 2, and the height of the clamping groove 21 is smaller than that of the nut;
as shown in fig. 1 and 3, the nut fixture 3 includes a rotating wheel 32 rotatably connected to the supporting plate 31, a feeding motor 37 for driving the rotating wheel 32 to rotate is fixed to the other side of the supporting plate 31, a shift lever 33 is fixed to the periphery of the rotating wheel 32, the shift lever 33 is rotatably connected to a vertical movable rod 34 through a rotating shaft, and a finger cylinder 35 is fixed to the other end of the movable rod 34.
To improve the stability of the moving track of the movable lever 34, the rotating shaft slides in a vertical guide hole 36a provided in the sliding plate 36, and the sliding plate 36 slides on a horizontal slide rail 38 provided in the support plate 31.
The sliding plate 36 slides on the sliding rail 38 through the feeding sliding block 36c, the second limiting blocks 39 are arranged on the left side and the right side of the sliding rail 38 and can limit the sliding length of the feeding sliding block 36, the top end of the movable rod 34 is provided with an end head 34a, the width of the end head 34a is wider than that of the movable rod 34, and the sliding plate 36 is provided with first limiting blocks 36b at the two ends of the movable rod 34 and can limit the downward sliding distance of the movable rod 34, so that the shift lever 33 on the rotating wheel 32 can only rotate 180 degrees in a reciprocating manner from the horizontal position.
As shown in fig. 1 and 2, the sheet metal part clamp 4 includes a fixing plate 47, a driving wheel 42 and a driven wheel 43 are respectively connected with the fixing plate 47 through a driving shaft and a driven shaft in a rotating manner, transmission is realized between the driving wheel 42 and the driven wheel 43 through a transmission belt 49, the driving wheel 42 is rotated through a rotating motor fixed on the lower surface of the fixing plate 47, one end of a lifting shaft 46 penetrates through the driven wheel 43, the driven shaft and the fixing plate 47 is connected with a clamping plate 45, the other end of the lifting shaft is fixed on a cylinder shaft of the lifting cylinder 41 through a connecting plate 48, limiting pieces 46a are fixed on two sides of the lifting shaft 46 penetrating through the connecting plate 48, one end of the lower surface of the clamping plate 45, which is far away from the lifting shaft 46, is detachably connected with a finger cylinder II 44, the horizontal distance between the finger cylinder II 44 and the lifting shaft 46 is adjustable, and the requirements of different sheet metal part welding nuts can be adapted.
The cylinder body of the elevation cylinder 41 is fixed in the limit hole of the fixing plate 47 by the limit ring 41a, so that the length of the elevation shaft 46 can be reduced.
It should be noted here that the lifting shaft 46 is connected with the driven wheel 43 through a spline, the number of the second finger cylinders 44 can be determined according to the size of the sheet metal part, and the second finger cylinders 44 are swing finger cylinders.
When the nut is subjected to resistance welding, the second finger cylinder 44 on the sheet metal part clamp 4 clamps the sheet metal part, after the lifting cylinder 41 extends, the driving wheel 42 drives the driven wheel 43 to rotate 90 degrees so that the bolt hole on the sheet metal part is opposite to the positioning column on the lower electrode post 6, the lifting cylinder 41 shortens, the positioning column penetrates through the sheet metal part, the nut orderly falls onto the dividing plate 2 from the vibration plate 1, the first finger cylinder 35 in the nut clamp 3 clamps the nut, the rotating wheel 32 rotates, the shift lever 33 rotates clockwise to the right side along with the rotating wheel 32 from the left side of the rotating wheel 32 to drive the first finger cylinder 35 to do circular motion, when the nut moves right above the lower electrode post 5, the first finger cylinder 35 is loosened, the nut falls onto the positioning column penetrating through the sheet metal part, the rotating wheel 32 rotates in the opposite direction to drive the first finger cylinder 35 to be away from the lower electrode post 5, the upper electrode post 6 slides to be right above the lower electrode post 5 to be welded, and after the welding is finished, the lifting cylinder 41 in the sheet metal part clamp 4 is shortened, the sheet metal part is driven to ascend, then the driving wheel 42 continues to rotate for 90 degrees, the finger cylinder II 44 is loosened, and the welded sheet metal part falls on the conveying device and is conveyed to a specified position.
Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.
Claims (6)
1. The automatic feeding machine for the nut resistance welding is characterized by comprising a vibrating disc, an index plate, a nut clamp and a sheet metal part clamp, wherein the left side of the index plate is abutted to a discharge port of the vibrating disc, a lower electrode column of a welding machine is arranged on the right side of the index plate, the nut clamp is positioned above the left side of the lower electrode column, the sheet metal part clamp is positioned above the right side of the lower electrode column, an upper electrode column of the welding machine is fixed on a welding electrode cylinder, the welding electrode cylinder can reciprocate in the front-back direction, a clamping groove for clamping a nut is arranged on the index plate, and the height of the clamping groove is smaller than that of the nut;
the nut clamp comprises a rotating wheel which is rotatably connected with the supporting plate, a feeding motor which drives the rotating wheel to rotate is fixed on the other side of the supporting plate, a shifting rod is fixed on the periphery of the rotating wheel, the shifting rod is rotatably connected with a movable rod in the vertical direction through a rotating shaft, and a finger cylinder is fixed at the other end of the movable rod;
sheet metal component anchor clamps include the fixed plate, and the action wheel rotates with the fixed plate through driving shaft and driven shaft respectively with from the driving wheel to be connected, and the action wheel realizes the transmission through the drive belt between the follow driving wheel, and the action wheel is rotatory through the rotating electrical machines drive of fixing at the fixed plate lower surface, and lift axle one end is run through from driving wheel, driven shaft, fixed plate and is connected with the grip block, and the other end passes through the connecting plate to be fixed on the jar of lift cylinder is epaxial, the one end that the lift axle was kept away from to the grip block lower surface is fixed with the finger cylinder.
2. The automatic feeding machine for nut resistance welding according to claim 1, wherein the lifting shaft penetrates through two sides of the connecting plate and is fixed with a limiting piece.
3. The automatic feeding machine for nut resistance welding according to claim 1, characterized in that the finger cylinder is detachably connected with the clamping plate.
4. The automatic feeding machine for nut resistance welding according to claim 1, wherein the rotating shaft slides in a vertical guide hole provided on a sliding plate, and the sliding plate slides on a horizontal slide rail provided on a support plate.
5. The automatic feeding machine for nut resistance welding according to claim 1, wherein the cylinder body of the lifting cylinder is fixed in the limit hole of the fixing plate through a limit ring.
6. The automatic feeding machine for nut electric resistance welding according to claim 4, characterized in that the sliding plate slides on the sliding rail through the feeding sliding block, the second limiting blocks are arranged on the left and right sides of the sliding rail, the top end of the movable rod is provided with an end head, the width of the end head is wider than that of the movable rod, the first limiting blocks are arranged on the sliding plate at the two ends of the movable rod, so that the shift lever on the rotating wheel can only rotate back and forth 180 degrees from the horizontal position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120436758.5U CN214443797U (en) | 2021-03-01 | 2021-03-01 | Automatic feeding machine for nut resistance welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120436758.5U CN214443797U (en) | 2021-03-01 | 2021-03-01 | Automatic feeding machine for nut resistance welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214443797U true CN214443797U (en) | 2021-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120436758.5U Active CN214443797U (en) | 2021-03-01 | 2021-03-01 | Automatic feeding machine for nut resistance welding |
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| CN (1) | CN214443797U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406528A (en) * | 2021-12-20 | 2022-04-29 | 广州优尼冲压有限公司 | Nut welding system based on vibration disc feeding |
| CN114952165A (en) * | 2022-08-03 | 2022-08-30 | 苏州聚贝机械设计有限公司 | Locating device for spare and accessory part welding |
-
2021
- 2021-03-01 CN CN202120436758.5U patent/CN214443797U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406528A (en) * | 2021-12-20 | 2022-04-29 | 广州优尼冲压有限公司 | Nut welding system based on vibration disc feeding |
| CN114406528B (en) * | 2021-12-20 | 2023-11-17 | 广州优尼冲压有限公司 | Nut welding system based on vibration disc feeding |
| CN114952165A (en) * | 2022-08-03 | 2022-08-30 | 苏州聚贝机械设计有限公司 | Locating device for spare and accessory part welding |
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